Toothed lock washers type A, external teeth

BN 789
Overlay

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Toothed lock washers type A, external teeth

BN 789
Standard
DIN 6797 A (Standard withdrawn) ~UNI 8841 A ~ČSN 021744
Material
Spring steel
Surface
zinc plated blue
Hardness
350-425 HV

Safety Instructions

Transportation and storage

ISO 4042

Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement!

Further notice to residual risks can be found on our web page: Notes on use

Variants

CAD